Shareholders' Equity - Reconciliation of Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 03, 2020	Sep. 28, 2019	Oct. 03, 2020	Sep. 28, 2019
Increase (Decrease) in Stockholders' Equity
Balance at beginning of period	$ 5,527	$ 5,336	$ 5,518	$ 5,192
Net income (loss)	115	220	73	616
Other comprehensive income (loss)	74	(14)	130	33
Share-based compensation activity	30	24	88	95
Dividends declared	(5)	(5)	(14)	(14)
Purchases of common stock		(109)	(54)	(470)
Balance at end of period	$ 5,741	$ 5,452	$ 5,741	$ 5,452
Dividends per share of common stock (in dollars per share)	$ 0.02	$ 0.02	$ 0.06	$ 0.06
Common Stock
Increase (Decrease) in Stockholders' Equity
Balance at beginning of period	$ 29	$ 30	$ 29	$ 30
Balance at end of period	29	30	29	30
Capital Surplus
Increase (Decrease) in Stockholders' Equity
Balance at beginning of period	1,732	1,717	1,674	1,646
Share-based compensation activity	30	24	88	95
Balance at end of period	1,762	1,741	1,762	1,741
Treasury Stock
Increase (Decrease) in Stockholders' Equity
Balance at beginning of period	(74)	(490)	(20)	(129)
Purchases of common stock		(109)	(54)	(470)
Balance at end of period	(74)	(599)	(74)	(599)
Retained Earnings
Increase (Decrease) in Stockholders' Equity
Balance at beginning of period	5,631	5,794	5,682	5,407
Net income (loss)	115	220	73	616
Dividends declared	(5)	(5)	(14)	(14)
Balance at end of period	5,741	6,009	5,741	6,009
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity
Balance at beginning of period	(1,791)	(1,715)	(1,847)	(1,762)
Other comprehensive income (loss)	74	(14)	130	33
Balance at end of period	$ (1,717)	$ (1,729)	$ (1,717)	$ (1,729)